Home / 5,544,115.20-8,316,172.80-3,407,270.40

Finding the Fourth Proportional to 5,544,115.20, 8,316,172.80 and 3,407,270.40

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Solution

The fourth proportional to 5,544,115.20, 8,316,172.80 and 3,407,270.40 is: 5,110,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544,115.20 : 8,316,172.80 = 3,407,270.40 : x
  2. Step 2: Convert to fraction form
    5,544,115.20/8,316,172.80 = 3,407,270.40/x
  3. Step 3: Cross multiply
    5,544,115.20x = 8,316,172.80 × 3,407,270.40
  4. Step 4: Simplify right side
    5,544,115.20x = 28,335,449,422,725.12
  5. Step 5: Solve for x
    x = 28,335,449,422,725.12/5,544,115.20
  6. Step 6: Final answer
    x = 5,110,905.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.